AK5384 データシートの表示（PDF） - Asahi Kasei Microdevices
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AK5384 Datasheet PDF : 21 Pages
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ASAHI KASEI
[AK5384]
FILTER CHARACTERISTICS (fs=48kHz)
(Ta=25°C; AVDD, DVDD=4.75 ∼ 5.25V; TVDD=3.0 ∼ 5.25V; fs=48kHz)
Parameter
Symbol
min
typ
ADC Digital Filter (Decimation LPF):
Passband
(Note 8) −0.005dB
PB
−0.02dB
−0.06dB
−6.0dB
0
-
21.768
-
22.0
-
24.0
Stopband
(Note 8)
SB
26.5
Passband Ripple
PR
Stopband Attenuation
SA
80
Group Delay
(Note 9)
GD
27.6
Group Delay Distortion
∆GD
0
ADC Digital Filter (HPF):
Frequency Response (Note 8) −3dB
FR
1.0
−0.5dB
2.9
−0.1dB
6.5
max
21.5
-
-
-
±0.005
Units
kHz
kHz
kHz
kHz
kHz
dB
dB
1/fs
µs
Hz
Hz
Hz
FILTER CHARACTERISTICS (fs=96kHz)
(Ta=25°C; AVDD, DVDD=4.75 ∼ 5.25V; TVDD=3.0 ∼ 5.25V; fs=96kHz)
Parameter
Symbol
min
typ
ADC Digital Filter (Decimation LPF):
Passband
(Note 8) −0.005dB
PB
−0.02dB
−0.06dB
−6.0dB
0
-
43.536
-
44.0
-
48.0
Stopband
(Note 8)
SB
53.0
Passband Ripple
PR
Stopband Attenuation
SA
80
Group Delay
(Note 9)
GD
27.6
Group Delay Distortion
∆GD
0
ADC Digital Filter (HPF):
Frequency Response (Note 8) −3dB
FR
2.0
−0.5dB
5.8
−0.1dB
13.0
max
43.0
-
-
-
±0.005
Units
kHz
kHz
kHz
kHz
kHz
dB
dB
1/fs
µs
Hz
Hz
Hz
Note 8. The passband and stopband frequencies scale with fs.
Note 9. The calculated delay time induced by digital filtering. This time is from the input of an analog signal
to the setting of 24bit data both channels to the ADC output register for ADC.
DC CHARACTERISTICS
(Ta=25°C; AVDD, DVDD=4.75 ∼ 5.25V; TVDD=3.0 ∼ 5.25V)
Parameter
Symbol
min
typ
High-Level Input Voltage (TVDD=3.0 ∼ 3.6V)
VIH
2.2
-
Low-Level Input Voltage (TVDD=3.0 ∼ 3.6V)
VIL
-
-
High-Level Input Voltage (TVDD=3.6 ∼ 5.25V)
VIH
2.7
-
Low-Level Input Voltage (TVDD=3.6 ∼ 5.25V)
VIL
-
-
High-Level Output Voltage
(Iout=−100µA) VOH TVDD-0.5
-
Low-Level Output Voltage
(Iout=100µA)
VOL
-
-
Input Leakage Current
Iin
-
-
max
Units
-
V
0.8
V
-
V
0.5
V
-
V
0.5
V
±10
µA
MS0225-E-00
-6-
2003/05
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